SUMMARY:

• Around 14 years of experience in design, development, support and testing using C, Pro C, C++ UNIX, Oracle with Shell Scripting, multithreading, socket programming, file handling.
• Working as Sr. developer (using C, Pro*C, UNIX, ORACLE, AutoSys Scheduler) for client HPE, Kentucky, Medicaid project.
• Good experience with socket Programming, TCP/IP, Client server technology, Shell Scripting, Multi - threading, file handling, memory management, signal handling, IPC, stack/memory tracing, SQL batch process and Query implementation.
• Sound knowledge of System programming, data structure, compiler design, telecom network (Wireless and wireline domain) and high availability.
• Very good Knowledge of ELF (Binary file) filesystem for Linker, loader and relocation.
• Worked on 3GPP specs, ASN.1 and Protocol like NBAP, HTTP (Curl), SOAP, SIP, VOIP.
• Proficient with code versioning subsystem like SCCS (VCTL), ClearCase, CVS, etc.
• Work experience with all phases of SDLC requirements, development, testing, support and operation.
• Proficient in development of Software Requirements Specification (SRS), Design Document, Test Scenarios and other pertinent artifacts.
• Worked in Agile and waterfall methodology of SDLC.
• Worked for major companies like HPE, Confidential & Confidential, Vodafone, Nokia-Siemens, Alcatel-lucent.
• Good knowledge of telecom OSS/BSS domain, and provisioning (fulfilment and assurance).
• Worked for 2 years as production lead for VAS services in 3G network carrying provisioning, implementation, assurance, fault monitoring, reporting and client management.
• Worked on root cause analysis, support for monitoring of applications logs and tickets, guidance through the incidents, incident management process, application releases, change management functions to ensure customer’s optimal productivity.
• Worked for 2.5 years as tech. Lead for business case validation testing in production environment for client Confidential & Confidential .
• Co-ordination with offshore and other global teams, articulate the testing and provide step by step approach for execution and defect management and triage.
• Proven abilities in project handling including client interaction, planning, estimation, status tracking, and team management.
• Good communications skills for vendor and Client management.
• Known for good analytical skills and problem solving.

TECHNICAL SKILLS:

Language: C, Pro*C, C++

Operating system: Unix, Linux, Solaris, AIX, Windows, RTOS eCos, Linux RT, OSE

RDBMS: Oracle, MySQL

Tools/Technologies: Socket Programming, Shell Scripting, Multithreading, CVS, Clear case, Make file, BASH, Gdb, TCP/IP, SOAP, GCC, Wire Shark, 3 GPP Protocols. CRON

Testing Tools: HP Alm, QC, JIRA, RALLY

PROFESSIONAL EXPERIENCE:

Confidential

System Engineer

Responsibilities:

• Interaction with Business for new change order, tasks, Requirements.
• Design and technical analysis of change orders with view of functional requirement.
• Development with C, Pro*C, UNIX and Oracle DB environment.
• Unit testing and documentation for change in application system using Word, Excel, etc.
• Maintenance of code using software configuration technology SCCS, VCTL, scripting.
• Regular work involves coding, query writing, scripting and support.
• Assisting the team in reporting, testing the change order for end 2 end scenarios.
• Deployment and monitoring of regular released programs for change orders.
• Shell scripting for SQL jobs and batch processing.

Confidential, St. Louis, MO

Sr. System Developer

Responsibilities:

• In depth understanding of Telnet Protocol for Confidential connection.
• Implementation and design of Confidential commands of different vendors for service implementation.
• Drafting high-level design and low-level design (APT, structures) of system.
• Use of Queue data structure for holding and processing the request/response of Confidential .
• Programming and unit testing using C, C++, Unix, Gdb with Oracle as Database.
• Use of Socket programming and multithreading and Oracle query.
• Support for new feature change or defects in application.
• Use of C++ library as call back function from Application.
• It was C/C++ application on Linux Platform for Client Confidential & Confidential .
• In depth understanding of PAMI message.
• Drafting high-level design and low-level design (APT, structures) of system.
• Programming and unit testing using C, C++, Unix and Gdb with MySQL as database.
• Use of MYSQL DB as backend and file handling as persistent file for rollback.
• Use of Queue data structure for holding and processing the request/response of Confidential .
• Use of Socket programming and multithreading for development.
• Use of C++ library as call back function from Application.
• Support for new feature change or defects in application.
• It was C/C++ application on Linux Platform for Client Confidential & Confidential .

Production Lead

Confidential

Responsibilities:

• Integration of application, modules and nodes in network for implementation of end to end VAS services.
• Implementation of regular production of releases/patches in operation environment.
• Use of Oracle Query, Shell scripting, cron job, Log analysis, alert monitoring.
• Leading the team for 24 *7 production support for performance and availability and services.
• Monitoring of fault, load, capacity and other Quality parameters of operation.
• Working in tandem with various internal and external partners for resolution of issues & faults.
• Actively contribute to process improvements in day to day operations.
• Responsible for people and performance management for the team.
• To develop/ automate /review work flow.

Confidential

System Developer

Responsibilities:

• Compilation of module for 64-bit architecture on AIX.
• Compilation of xml library, curl library with SSL for 64-bit architecture on AIX
• Exploring all flags of compilation and linking for complete build of application on AIX
• Debugging the binary with DBX.
• Exploring the memory (stack size) variation effect on CPU utilization.
• This Application was a product of Comviva written in C with Linux.
• Study of ELF file format.
• Porting of eCOS on Linux for development purpose.
• Design for linker library support with Input file as binary (ELF) file.
• Programming for relocation and Linking of symbols in C and Linux.
• Attained depth knowledge of compilation, linking, loading in binary file.
• Developed program for relocation and linker.

Confidential

System Developer

Responsibilities:

• Loading the Linux compatible boot loader to iPAQ.
• Porting of Linux on (iPAQ) Strong Arm 1110 processor.
• Installing OPIE (Open Palmtop Integrated Environment) graphical user environment for PDA's and other devices running Linux.
• Loading the multimedia codecs, C compiler and other application on the above Platform.
• Configuration of NAT rule for putting IPAQ on LAN (via Solaris server).
• Participated in coding of NodeB NBAP.
• Testing and building of RNC and NodeB NBAP.
• Porting of NodeB NBAP (ASN encoder/decoder library) to OSE on Motorola PPC board.
• Building NodeB NBAP for OSE, Soft kernel target through Cross compiling (windows).
• NBAP application was implemented in C with Solaris.